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TABLE 1 <br /> RELATIVE GROUNDWATER ELEVATIONS <br /> ! Conrady Service Station <br /> Relative Depth to Relative Groundwater <br /> ' Well No Casing Groundwater Elevation <br /> Elevation 1111/93 311194 3130194 1111193 311194 3130194 <br /> MW-1 9678 2957 2867 2831 6721 6811 68 47 <br /> MW-2 9695 2940 2860 1 2829 6755 6835 68 66 <br /> ' W-3 9715 2816 2713 26 96 6899 7002 701 <br /> M 9 <br /> easarements m leet <br /> 3.2 Rinseate Drum Sampling <br /> ! samples were collected from water stored in DOT drums on-site <br /> On March 30, 1994, three p <br /> Samples from drums D-2 and D-3 were composited at the laboratory for analysis <br /> 3.3 Stockpiled Soil Sampling <br /> On March 30 and 31, 1994, the drummed soil located on-site was added to the existing soil <br /> stockpile Hydrocarbon odors were noted in one drum This drum was resealed and labeled <br /> ' as D-4 On April 1, 1994, two samples were collected from the soil stockpile and composited <br /> in the laboratory for analysis One sample was also collected from drum D-4 for analysis <br /> 3.4 Groundwater and Soil Analysis <br /> Water and soil samples were placed in a chilled'container and transported under chain-of- <br /> custody to Western Environmental Science &Technology (WEST) in Davis, California The <br /> samples were analyzed for total petroleum hydrocarbons (TPH as gasoline) and benzene, <br /> toluene, ethylbenzene,and xylenes(BTE&X) Soil samples were analyzed in accordance with l <br /> ' EPA methods 8015m and 8020, water samples were analyzed in accordance with EPA I <br /> methods 8015m and 602 1 <br /> r r <br /> 4.0 FINDINGS '� <br /> ! ' 41.1 Groundwater Elevation and Gradient <br /> The groundwater elevation in each well was calculated by,subtracting the groundwater depth <br /> i from the survyed 1 casing EIelevation (Table,1) The depth) to`groundwater at the site ranges <br /> , <br /> 5fu [3ceb Aodn Sennoa foo <br /> Jo1 I,�il, <br /> V �lj <br />